CN212917652U - Clamp for processing common rail pipe - Google Patents
Clamp for processing common rail pipe Download PDFInfo
- Publication number
- CN212917652U CN212917652U CN202021186128.9U CN202021186128U CN212917652U CN 212917652 U CN212917652 U CN 212917652U CN 202021186128 U CN202021186128 U CN 202021186128U CN 212917652 U CN212917652 U CN 212917652U
- Authority
- CN
- China
- Prior art keywords
- common rail
- rail pipe
- guide sleeve
- oil cylinder
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003825 pressing Methods 0.000 claims description 34
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000003754 machining Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to a common rail is anchor clamps for pipe processing. In particular to a clamp for fixing a high-pressure common rail pipe of a diesel engine of an automobile when the high-pressure common rail pipe is processed. The method is characterized in that: comprises a column, wherein the upper end and the lower end of the column are respectively connected with a top plate and a bottom plate which are vertical to the column. The lower surface of the top plate at one side or two sides of the upright post and the upper surface of the bottom plate are respectively connected with a chuck and a base. And a supporting block is connected below the chuck, and an upper tip for propping the upper end of the common rail pipe is connected below the supporting block. The base is provided with a vertical hole, and a guide sleeve is connected in the vertical hole. The upper end of the guide sleeve extends out of the base, and a mandril which is in sliding fit with the guide sleeve is arranged in the guide sleeve. The upper end of the ejector rod extends out of the upper end of the guide sleeve and is propped against the lower end of the common rail pipe through the lower tip. The fixture is adopted to fix the common rail pipe, so that the production efficiency and the product quality can be improved.
Description
Technical Field
The utility model relates to a clamp. In particular to a clamp for fixing a high-pressure common rail pipe of a diesel engine of an automobile when the high-pressure common rail pipe is processed.
Background
It is known in the common rail pipe production industry of diesel engines that the common rail pipe needs to be fixed during the machining process. The conventional fixing method is to fix the common rail pipe on the worktable by using a pressing plate and bolts. Although the common rail pipe can be fixed by the pressing plate and the bolts, the plurality of bolts and the pressing plate are required to be assembled and disassembled when one common rail pipe is processed, and the production efficiency is not high. And because the fixation by the bolts and the pressing plates is manually operated, the pressing degrees of different common rail pipes are difficult to control and can not be kept consistent, so that the quality of the processed common rail pipes is not high.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a common rail is anchor clamps for pipe processing. The fixture is adopted to fix the common rail pipe, so that the production efficiency and the product quality can be improved.
The utility model discloses the above-mentioned problem that solves is realized by following technical scheme:
the utility model discloses a common rail is anchor clamps for pipe processing's characteristics are: comprises a column, wherein the upper end and the lower end of the column are respectively connected with a top plate and a bottom plate which are vertical to the column. The lower surface of the top plate at one side or two sides of the upright post and the upper surface of the bottom plate are respectively connected with a chuck and a base. And a supporting block is connected below the chuck, and an upper tip for propping the upper end of the common rail pipe is connected below the supporting block. The base is provided with a vertical hole, and a guide sleeve is connected in the vertical hole. The upper end of the guide sleeve extends out of the base, and a mandril which is in sliding fit with the guide sleeve is arranged in the guide sleeve. The upper end of the ejector rod extends out of the upper end of the guide sleeve and is propped against the lower end of the common rail pipe through the lower tip.
Wherein, the base is not provided with a horizontal hole on the side adjacent to the upright post. The guide sleeve corresponding to the horizontal hole is provided with a through hole, so that the horizontal hole extends to be communicated with the inner cavity of the guide sleeve. The horizontal hole is internally provided with a locking pin which is in sliding fit with the horizontal hole. One side of the base, which is not adjacent to the upright post, is connected with a first oil cylinder, and the outer end of a piston rod of the first oil cylinder is provided with a first pressing plate. The plate surface of the first pressing plate is vertical to the longitudinal direction of the piston rod, one end of the first pressing plate is connected with the outer end of the piston rod, and the other end of the first pressing plate is connected with the outer end of the locking pin in a pressing mode. The inner end of the locking pin and the lower end of the ejector rod are both wedge-shaped ends, and the two wedge-shaped ends are in sliding fit.
The utility model discloses a further improvement scheme is, has to embrace the mechanism with stand one side that the common rail pipe is adjacent. The butt-holding mechanism comprises a middle seat which is rectangular and is vertically arranged, the middle seat is connected to the upright post, and a second oil cylinder and a third oil cylinder are connected to one surface of the middle seat, which is adjacent to the common rail pipe. The second oil cylinder is positioned at the upper right corner of the middle seat, the cylinder body of the second oil cylinder is connected to the middle seat, and the outer end of the piston rod of the second oil cylinder is propped against the inner side surface of the common rail pipe. The third oil cylinder is positioned at the left lower corner adjacent to the middle seat, and the outer end of a piston rod of the third oil cylinder is provided with a second pressure plate. The second pressing plate is a strip-shaped plate, the plate surface of the second pressing plate is perpendicular to the piston rod, one end of the second pressing plate is connected to the outer end of the piston rod, and the other end of the second pressing plate is pressed on the outer side surface of the common rail pipe through the pressing head.
According to the above technical scheme, because the utility model discloses contain the stand, the stand upper and lower end links respectively has rather than vertically roof and bottom plate. The lower surface of the top plate at one side or two sides of the upright post and the upper surface of the bottom plate are respectively connected with a chuck and a base. And a supporting block is connected below the chuck, and an upper tip for propping the upper end of the common rail pipe is connected below the supporting block. The base is provided with a vertical hole, and a guide sleeve is connected in the vertical hole. The upper end of the guide sleeve extends out of the base, and a mandril which is in sliding fit with the guide sleeve is arranged in the guide sleeve. The upper end of the ejector rod extends out of the upper end of the guide sleeve and is propped against the lower end of the common rail pipe through the lower tip. When the common rail pipe clamping device works, the common rail pipe to be processed can be clamped between the chuck and the base only by arranging the lower end of the common rail pipe to be processed on the lower tip at the upper end of the ejector rod, aligning the upper end of the common rail pipe to the upper tip and then starting the ejector rod capable of stretching up and down. Compared with the prior art, the common rail pipe can be fixed without a plurality of bolts and pressing plates, so that the production efficiency is greatly improved. And because the manual operation of bolts and pressing plates is not needed, the pressing degrees of different common rail pipes can be kept consistent, so that the quality of the processed common rail pipes is higher. In addition, because even there are chuck and base respectively below the roof of stand one side or both sides and above the bottom plate the utility model discloses a can fix two processed common rail pipes simultaneously on one set of anchor clamps, like this, can further improve production efficiency.
Drawings
FIG. 1 is a schematic view of the clamp for processing common rail pipes according to the present invention;
FIG. 2 is an enlarged view of point A of FIG. 1;
FIG. 3 is an enlarged view of point C of FIG. 1;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is an enlarged view of point B of FIG. 1;
fig. 6 is a left side view of fig. 5.
Detailed Description
As shown in fig. 1 and 2, the clamp for processing common rail pipes of the present invention comprises a column 12, wherein the upper end and the lower end of the column 12 are respectively connected with a top plate 23 and a bottom plate 22. The top plate 23 and the bottom plate 22 are parallel to each other, and their plate surfaces are perpendicular to the vertical column 12. The lower surfaces of the top plates 23 and the upper surfaces of the bottom plates 22 on two sides of the upright post 12 are respectively connected with the chuck 1 and the base 14. The lower part of the chuck 1 is connected with a supporting block 2. The supporting block 2 is a disc, a screw hole is machined in the center of the lower surface of the supporting block, and an upper tip 3 is arranged in the screw hole. The outer circle of the upper end of the upper center 3 is provided with threads, and the upper end of the upper center is screwed into the screw hole on the supporting block 2 by the threads. The lower end of the upper center 3 is pressed against the upper end of the common rail pipe 19. A vertical hole 24 is processed on the base 14, and the guide sleeve 10 is fixed in the vertical hole 24. The upper end of the guide sleeve 10 extends out of the base 14, and a mandril 8 which is in sliding fit with the guide sleeve and can stretch up and down is arranged in the guide sleeve. The upper end of the ejector rod 8 extends out of the upper end of the guide sleeve 10. The center of the upper end of the guide sleeve 10 is provided with a blind hole, and a lower center 9 is arranged in the blind hole. The lower end of the lower center 9 is cylindrical, and the cylindrical end extends into a blind hole at the upper end of the guide sleeve 10. The upper end of the lower centre 9 is tapered and the tapered end bears against the lower end of the common rail tube 19.
As shown in fig. 3 and 4, a horizontal hole is formed on one side of the base 14 not adjacent to the column 12, and a through hole is formed on the side wall of the guide sleeve 10 corresponding to the horizontal hole, so that the horizontal hole extends to communicate with the inner cavity of the guide sleeve 10. A locking pin 13 is arranged in the horizontal hole, and the locking pin 13 is in sliding fit with the horizontal hole. A first oil cylinder 21 is fixed on one side of the base 14 which is not adjacent to the upright post 12, and a pressing plate 11 is arranged at the outer end of a piston rod of the first oil cylinder 21. The surface of the pressure plate 11 is vertical to the longitudinal direction of the piston rod, one end of the pressure plate is connected with the outer end of the piston rod, and the other end of the pressure plate is connected with the outer end of the locking pin 13. The inner end of the locking pin 13 and the lower end of the ejector rod 8 are both wedge-shaped ends, and the two wedge-shaped ends are in sliding fit. The ejector rod 8 can be driven to move up and down through the stretching of the locking pin 13.
As shown in fig. 5 and 6, the two sides of the upright post 12 are provided with clasping mechanisms. The clasping mechanism comprises a middle seat 5. The middle seat 5 is a rectangular plate which is vertically arranged and is connected to the upright post 12, and a second oil cylinder 6 and a third oil cylinder 7 are arranged on one surface of the middle seat adjacent to the common rail pipe 19. The second oil cylinder 6 is positioned at the right upper corner of the middle seat 5, the cylinder body of the second oil cylinder is connected to the middle seat 5, and the outer end of the piston rod of the second oil cylinder props against the inner side surface of the common rail pipe 19. The third oil cylinder 7 is positioned at the left lower corner of the adjacent middle seat 5, and the outer end of a piston rod of the third oil cylinder is provided with a second pressing plate 4. The second pressing plate 4 is a strip-shaped plate, the plate surface of the second pressing plate is perpendicular to the piston rod, one end of the second pressing plate is connected to the outer end of the piston rod, and the other end of the second pressing plate is pressed on the outer side surface of the common rail pipe 19 through the pressing head 15.
When the common rail pipe processing device works, the common rail pipe 19 to be processed can be clamped between the chuck 1 and the base 14 only by placing the lower end of the common rail pipe 19 to be processed on the lower center 9 at the upper end of the ejector rod 8, aligning the upper end of the common rail pipe 19 to the upper center 3 and then starting the ejector rod 8 which can stretch up and down.
Claims (3)
1. Anchor clamps are used in processing of common rail pipe, its characterized in that: comprises a vertical column (12), wherein the upper end and the lower end of the vertical column (12) are respectively connected with a top plate (23) and a bottom plate (22) which are vertical to the vertical column; the lower surface of a top plate (23) at one side or two sides of the upright post (12) and the upper surface of a bottom plate (22) are respectively connected with a chuck (1) and a base (14); the lower part of the chuck (1) is connected with a supporting block (2), and the lower part of the supporting block (2) is connected with an upper tip (3) which is used for propping the upper end of the common rail pipe (19); a vertical hole (24) is formed in the base (14), and a guide sleeve (10) is connected in the vertical hole (24); the upper end of the guide sleeve (10) extends out of the base (14), and a mandril (8) which is in sliding fit with the guide sleeve is arranged in the guide sleeve; the upper end of the ejector rod (8) extends out of the upper end of the guide sleeve (10) and is propped against the lower end of the common rail pipe (19) through a lower tip (9).
2. The jig for machining a common rail pipe according to claim 1, characterized in that: one side of the base (14) which is not adjacent to the upright post (12) is provided with a horizontal hole; a through hole is arranged on the guide sleeve (10) corresponding to the horizontal hole, so that the horizontal hole extends to be communicated with the inner cavity of the guide sleeve (10); a locking pin (13) is arranged in the horizontal hole and is in sliding fit with the horizontal hole; one side of the base (14) which is not adjacent to the upright post (12) is connected with a first oil cylinder (21), and the outer end of a piston rod of the first oil cylinder (21) is provided with a first pressing plate (11); the plate surface of the first pressing plate (11) is vertical to the longitudinal direction of the piston rod, one end of the first pressing plate is connected with the outer end of the piston rod, and the other end of the first pressing plate is connected with the outer end of the locking pin (13); the inner end of the locking pin (13) and the lower end of the ejector rod (8) are both wedge-shaped ends, and the two wedge-shaped ends are in sliding fit.
3. The jig for machining a common rail pipe according to claim 1, characterized in that: one side of the upright post (12) adjacent to the common rail pipe (19) is provided with an opposite holding mechanism; the butt-holding mechanism comprises a middle seat (5), the middle seat (5) is rectangular and is arranged vertically, the middle seat is connected to an upright post (12), and one surface of the middle seat, which is adjacent to the common rail pipe (19), is connected with a second oil cylinder (6) and a third oil cylinder (7); the second oil cylinder (6) is positioned at the right upper corner of the middle seat (5), the cylinder body of the second oil cylinder is connected to the middle seat, and the outer end of the piston rod of the second oil cylinder is propped against the inner side surface of the common rail pipe (19); the third oil cylinder (7) is positioned at the left lower corner adjacent to the middle seat (5), and the outer end of a piston rod of the third oil cylinder is provided with a second pressure plate (4); the second pressing plate (4) is a strip-shaped plate, the plate surface of the second pressing plate is perpendicular to the piston rod, one end of the second pressing plate is connected to the outer end of the piston rod, and the other end of the second pressing plate is pressed on the outer side surface of the common rail pipe (19) through a pressing head (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186128.9U CN212917652U (en) | 2020-06-24 | 2020-06-24 | Clamp for processing common rail pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186128.9U CN212917652U (en) | 2020-06-24 | 2020-06-24 | Clamp for processing common rail pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212917652U true CN212917652U (en) | 2021-04-09 |
Family
ID=75326501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021186128.9U Expired - Fee Related CN212917652U (en) | 2020-06-24 | 2020-06-24 | Clamp for processing common rail pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212917652U (en) |
-
2020
- 2020-06-24 CN CN202021186128.9U patent/CN212917652U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |